CN112705515B - Skid-mounted equipment for recycling raw materials of pump equipment - Google Patents
Skid-mounted equipment for recycling raw materials of pump equipment Download PDFInfo
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- CN112705515B CN112705515B CN202011527669.8A CN202011527669A CN112705515B CN 112705515 B CN112705515 B CN 112705515B CN 202011527669 A CN202011527669 A CN 202011527669A CN 112705515 B CN112705515 B CN 112705515B
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- pump
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- 239000002994 raw material Substances 0.000 title claims abstract description 84
- 238000004064 recycling Methods 0.000 title claims abstract description 8
- 239000012459 cleaning agent Substances 0.000 claims abstract description 44
- 238000001179 sorption measurement Methods 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 claims description 22
- 239000011521 glass Substances 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical class [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 11
- 238000004140 cleaning Methods 0.000 description 9
- 238000011084 recovery Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000004134 energy conservation Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- -1 metallurgy Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
- F17D1/14—Conveying liquids or viscous products by pumping
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a machine pump equipment raw material recycling skid-mounted equipment in the technical field of machine pump equipment, which comprises: the skid-mounted frame is a movable skid-mounted frame or a fixed skid-mounted frame; the raw material tank is arranged in the top rear end frame of the skid-mounted frame; the cleaning agent tank is arranged in the top rear end frame of the skid-mounted frame; the adsorption tank is arranged in the right frame at the front end of the top of the skid-mounted frame, the adsorption tank is arranged at the upper end of the cleaning agent tank, and an air inlet on the adsorption tank is connected with an air outlet on the raw material tank and the cleaning agent tank through a pipeline; the working pump is arranged at the top of the left bracket at the front end of the top of the skid-mounted frame, and the working pump can replace and clean the medium in the pipeline of the machine pump equipment before the machine pump equipment is overhauled on site, so that the environment can be effectively protected in the process of overhauling the machine pump.
Description
Technical Field
The invention relates to the technical field of machine pump equipment, in particular to raw material recycling skid-mounted equipment of machine pump equipment.
Background
Pumps are machines that deliver or pressurize fluids. It transmits mechanical energy of the prime mover or other external energy to the liquid, causing the liquid to increase in energy. The pump is mainly used for conveying water, oil, acid-alkali liquor, emulsion, suspension emulsion, liquid metal and other liquids, and can also be used for conveying liquid and gas mixtures and liquids containing suspended solids. Pumps can be generally classified into three types, positive displacement pumps, power pumps and other types of pumps according to the principle of operation. Besides classification by working principle, classification and naming can also be performed by other methods. For example, the driving method can be divided into an electric pump, a hydraulic pump and the like; the pump can be divided into a single-stage pump and a multi-stage pump according to the structure; the device can be divided into a boiler feed pump, a metering pump and the like according to purposes; the liquid can be classified into a water pump, an oil pump, a slurry pump, and the like according to the property of the liquid to be transported. The linear pump and the conventional pump can be divided according to the shaft structure. The water pump can only convey the material flow taking the fluid as a medium, and can not convey the solid.
The pump equipment comprises D (MD) multi-stage pump, single-stage clean water pump, sewage pump, slurry pump, sand and stone pump, submerged pump, hydraulic regulating clean water valve, wear-resisting valve, etc. The method is applied to the fields of mines, coal, metallurgy, chemical industry, nonferrous metals, electric power, ceramics, river channel dredging, national defense engineering and the like.
Various machine pumps are widely used in refining factories and flow factories to convey various raw materials, intermediate products, finished products and the like. The machine pump can be overhauled every time the machine pump runs for a period of time or under special conditions when the machine pump stops running. In the process, the raw material medium in the pump can not be directly discharged, and the pump can be overhauled after replacement or cleaning. In order to meet the requirements of environmental protection and energy conservation in the overhaul process of the pump, the raw materials in the pump and the waste liquid after cleaning cannot be directly discharged, so that the environment is prevented from being polluted, the uniformly recovered raw materials and waste liquid are fully utilized, and the energy conservation requirement is met. Because partial raw materials can be solidified at low temperature, the transportation and the transportation are inconvenient, a set of small-sized easy-to-solidify raw materials manual recovery and cleaning skid-mounted equipment needs to be developed, and the requirements of environmental protection and energy conservation in the overhaul process of a pump are met.
Disclosure of Invention
The invention aims to provide a machine pump equipment raw material recovery skid-mounted device, which is used for solving the problems of environmental protection and energy conservation in the machine pump overhaul process when the machine pump is overhauled, wherein the problems are solved by classifying and collecting the easily-condensable raw material oil remained in a pump body and a pipeline or the easily-condensable raw material remained after the pump body is replaced, storing and transferring the easily-condensable raw material through temperature maintenance, storing and transferring the easily-condensable raw material, and reasonably utilizing the easily-condensable raw material.
In order to achieve the above purpose, the present invention provides the following technical solutions: a machine pump equipment raw material recovery skid-mounted equipment, comprising:
the skid-mounted frame is a movable skid-mounted frame or a fixed skid-mounted frame;
the raw material tank is arranged in the top rear end frame of the skid-mounted frame;
the cleaning agent tank is arranged in the top rear end frame of the skid-mounted frame and is arranged on the right side of the raw material tank;
the adsorption tank is arranged in the right frame at the front end of the top of the skid-mounted frame, the adsorption tank is arranged at the upper end of the cleaning agent tank, and an air inlet on the adsorption tank is connected with an air outlet on the raw material tank and the cleaning agent tank through a pipeline;
the working pump is arranged at the top of the left bracket at the front end of the top of the skid-mounted frame and is connected with the feed inlet of the raw material tank and the cleaning agent tank through a pipeline.
Preferably, the skid frame includes:
a bottom plate;
the first fixed frame is arranged at the rear end of the top of the bottom plate;
the mounting frame is mounted on the left side of the front end of the top of the bottom plate;
and the second fixed frame is arranged on the right side of the front end of the top of the bottom plate.
Preferably, the material tank is provided with a first raw material inlet, a first bottom outlet, a first top gas outlet and a first glass tube on-site liquid level meter, the first raw material inlet is arranged at the top of the material tank, the first bottom outlet is arranged at the bottom of the side surface of the material tank, the first top gas outlet is arranged at the top of the material tank, the first top gas outlet corresponds to the first raw material inlet, the first raw material inlet is connected with the working pump through a pipeline, the first top gas outlet is connected with the adsorption tank through a pipeline, the first glass tube on-site liquid level meter is arranged on the side wall of the material tank, and the first glass tube on-site liquid level meter corresponds to the first bottom outlet.
Preferably, the cleaning agent tank is provided with a second raw material inlet, a second bottom outlet, a second top gas outlet and a second glass tube on-site liquid level meter, the second raw material inlet is arranged at the top of the cleaning agent tank, the second bottom outlet is arranged at the bottom of the side surface of the cleaning agent tank, the second top gas outlet is arranged at the top of the cleaning agent tank, the second top gas outlet corresponds to the second raw material inlet, the second raw material inlet is connected with the working pump through a pipeline, the second top gas outlet is connected with the adsorption tank through a pipeline, the second glass tube on-site liquid level meter is arranged on the side wall of the cleaning agent tank, and the second glass tube on-site liquid level meter corresponds to the second bottom outlet.
Preferably, the adsorption tank is provided with a modified activated carbon adsorption layer, an exhaust port and an air inlet, the modified activated carbon adsorption layer is arranged at the top of an inner cavity of the adsorption tank, the exhaust port is arranged at the top of the adsorption tank, and the air inlet is arranged at the bottom of the side wall of the adsorption tank.
Preferably, the working pump is a pneumatic pump or a hand pump.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, before the machine pump equipment is overhauled on site, media in a pipeline of the machine pump equipment are replaced and cleaned, the environment can be effectively protected in the machine pump overhauling process, when raw materials of the machine pump equipment are recovered, a liquid outlet and an air vent of the machine pump are respectively connected to an inlet bypass and an outlet bypass of a working pump, a feed tank inlet valve and an outlet valve are opened, raw materials are recovered to the feed tank through the working pump, a raw material recovery process is completed, when the machine pump equipment is cleaned, the liquid outlet and the air vent of the machine pump equipment are respectively connected to the inlet bypass and the outlet bypass of the working pump, the inlet valve and the outlet valve of a cleaning tank are opened, a special cleaning agent is introduced into and discharged from the working pump in a low-inlet high-outlet mode through the working pump, the cleaning agent tank is circulated, the cleaning machine pump is cleaned, and the raw materials and the peculiar smell of the cleaning agent are adsorbed through the pipeline when the raw materials and the cleaning agent are completely discharged through the pipeline, and the peculiar smell is prevented from overflowing.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the connection of a raw material tank, a cleaning agent tank, an adsorption tank and a working pump according to the invention;
FIG. 3 is a schematic view of a skid-mounted frame structure according to the present invention.
In the figure: 100 skid-mounted frames, 110 bottom plates, 120 first fixed frames, 130 mounting frames, 140 second fixed frames, 200 raw material tanks, 300 cleaning agent tanks, 400 adsorption tanks and 500 working pumps.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a machine pump equipment raw material recovery skid-mounted equipment, which is used for replacing and cleaning media in a machine pump equipment pipeline before the machine pump equipment is overhauled on site, so that the environment can be effectively protected in the machine pump overhauling process, and referring to fig. 1, the machine pump equipment raw material recovery skid-mounted equipment comprises the following components: skid-mounted frame 100, raw material tank 200, cleaning agent tank 300, adsorption tank 400 and working pump 500;
referring to fig. 1 and 3, the skid-mounted frame 100 is a movable skid-mounted frame or a fixed skid-mounted frame, the bottom of the movable skid-mounted frame is provided with universal wheels, pump equipment raw material recovery equipment can move at any time when maintenance of pump equipment is met, related raw materials and cleaning agents are conveyed to a designated place through a tractor, and the skid-mounted frame 100 comprises:
the bottom plate 110 is stainless steel;
the first fixing frame 120 is welded at the top rear end of the bottom plate 110;
the mounting frame 130 is welded to the left side of the top front end of the base plate 110;
the second fixing frame 140 is welded to the right side of the top front end of the bottom plate 110;
referring to fig. 1 to 3, a raw material tank 200 is disposed at an inner side of a first fixed frame 120, a first raw material inlet, a first bottom outlet, a first top gas outlet and a first glass tube on-site level gauge are disposed on the raw material tank 200, the first raw material inlet is welded at a top of the raw material tank 200, the first bottom outlet is mounted at a side bottom of the raw material tank 200, the first top gas outlet is mounted at a top of the raw material tank 200, the first top gas outlet corresponds to the first raw material inlet, the first raw material inlet is connected with a working pump 500 through a pipeline, the first top gas outlet is connected with an adsorption tank 400 through a pipeline, the first glass tube on-site level gauge is mounted on a side wall of the raw material tank 200, and the first glass tube on-site level gauge corresponds to the first bottom outlet;
referring again to fig. 1 to 3, the cleaning agent tank 300 is disposed at the inner side of the first fixing frame 120, the cleaning agent tank 300 is disposed at the right side of the raw material tank 200, the cleaning agent tank 300 is provided with a second raw material inlet, a second bottom outlet, a second top gas outlet and a second glass tube on-site level gauge, the second raw material inlet is disposed at the top of the cleaning agent tank 300, the second bottom outlet is disposed at the bottom of the side of the cleaning agent tank 300, the second top gas outlet is disposed at the top of the cleaning agent tank 300, the second top gas outlet corresponds to the second raw material inlet, the second raw material inlet is connected with the working pump 500 through a pipe, the second top gas outlet is connected with the adsorption tank 400 through a pipe, the second glass tube on-site level gauge is disposed on the side wall of the cleaning agent tank 300, and the second glass tube on-site level gauge corresponds to the second bottom outlet;
referring to fig. 1 to 3 again, the adsorption tank 400 is disposed at the inner side of the second fixing frame 140, the adsorption tank 400 is disposed at the upper end of the cleaning agent tank 300, the air inlet on the adsorption tank 400 is connected with the raw material tank 200 and the air outlet on the cleaning agent tank 300 through a pipeline, the adsorption tank 400 is provided with a modified activated carbon adsorption layer, the air outlet and the air inlet, the modified activated carbon adsorption layer is mounted at the top of the inner cavity of the adsorption tank 400, the air outlet is mounted at the top of the adsorption tank 400, a quick-opening flange design is adopted between the air outlet and the adsorption tank 400, the replacement of the activated carbon filter element is facilitated, the air outlet can directly exhaust to the atmosphere, the exhaust requirement meets the environmental requirement, and the air inlet is disposed at the bottom of the side wall of the adsorption tank 400;
referring again to fig. 1-3, a working pump 500 is installed at the top of the installation frame 130, the working pump 500 is connected with the feed inlets of the raw material tank 200 and the cleaning agent tank 300 through pipes, the working pump 500 is a pneumatic pump or a hand pump, and the hand pump is used for recovering easily-condensable raw materials.
When the machine pump equipment is used specifically, the liquid outlet and the air vent of the machine pump are respectively connected with the inlet bypass and the outlet bypass of the working pump 500, the inlet valve and the outlet valve of the raw material tank 200 are opened, the raw material is recycled to the raw material tank 200 through the working pump 500, the raw material recycling process is completed, when the machine pump equipment is cleaned, the liquid outlet and the air vent of the machine pump equipment are respectively connected with the inlet bypass and the outlet bypass of the working pump 500, the inlet valve and the outlet valve of the cleaning tank 300 are opened, the special cleaning agent is low in and high out through the working pump 500, the cleaning machine pump is in a cleaning agent tank circulation mode, the cleaning of the machine pump is completed, the raw material tank 200 and the air vented from the cleaning agent tank 300 are all conveyed to the adsorption tank 400 through pipelines, the raw material and the peculiar smell of the cleaning agent are adsorbed, and the peculiar smell is prevented from overflowing.
Although the invention has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the features of the disclosed embodiments may be combined with each other in any manner so long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of brevity and resource saving. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The utility model provides a skid-mounted equipment is retrieved to machine pump equipment raw materials which characterized in that: comprising the following steps:
skid-mounted frame (100), skid-mounted frame (100) is portable skid-mounted frame or fixed skid-mounted frame, skid-mounted frame (100) includes:
a bottom plate (110);
a first fixed frame (120), the first fixed frame (120) being mounted at a top rear end of the base plate (110);
a mounting frame (130), the mounting frame (130) being mounted on the left side of the top front end of the base plate (110);
a second fixed frame (140), the second fixed frame (140) being installed on the right side of the top front end of the bottom plate (110);
a raw material tank (200), wherein the raw material tank (200) is arranged in a top rear end frame of the skid-mounted frame (100);
a cleaning agent tank (300), wherein the cleaning agent tank (300) is arranged in a top rear end frame of the skid-mounted frame (100), and the cleaning agent tank (300) is arranged on the right side of the raw material tank (200);
the adsorption tank (400) is arranged in the right frame at the front end of the top of the skid-mounted frame (100), the adsorption tank (400) is arranged at the upper end of the cleaning agent tank (300), and an air inlet on the adsorption tank (400) is connected with the exhaust ports on the raw material tank (200) and the cleaning agent tank (300) through pipelines;
the working pump (500), the top of sled dress frame (100) front end left side support is installed to working pump (500), working pump (500) pass through the pipeline with feed inlet connection of head tank (200) with cleaner tank (300).
2. The machine pump equipment raw material recycling skid-mounted equipment according to claim 1, wherein: be provided with first raw materials entry, first bottom export, first top gas outlet and first glass pipe scene level gauge on head tank (200), first raw materials entry sets up the top of head tank (200), first bottom export sets up the side bottom of head tank (200), first top gas outlet sets up the top of head tank (200), first top gas outlet with first raw materials entry is corresponding, first raw materials entry pass through the pipeline with working pump (500) are connected, first top gas outlet pass through the pipeline with adsorption tank (400) are connected, first glass pipe scene level gauge is installed on the lateral wall of head tank (200), first glass pipe scene level gauge with first bottom export is corresponding.
3. The machine pump equipment raw material recycling skid-mounted equipment according to claim 2, wherein: the cleaning agent tank (300) is provided with a second raw material inlet, a second bottom outlet, a second top gas outlet and a second glass tube on-site liquid level meter, the second raw material inlet is arranged at the top of the cleaning agent tank (300), the second bottom outlet is arranged at the bottom of the side face of the cleaning agent tank (300), the second top gas outlet is arranged at the top of the cleaning agent tank (300), the second top gas outlet corresponds to the second raw material inlet, the second raw material inlet is connected with the working pump (500) through a pipeline, the second top gas outlet is connected with the adsorption tank (400) through a pipeline, the second glass tube on-site liquid level meter is arranged on the side wall of the cleaning agent tank (300), and the second glass tube on-site liquid level meter corresponds to the second bottom outlet.
4. A machine pump equipment raw materials retrieves sled dress equipment according to claim 3, characterized in that: the improved adsorption device is characterized in that a modified activated carbon adsorption layer, an exhaust port and an air inlet are arranged on the adsorption tank (400), the modified activated carbon adsorption layer is arranged at the top of an inner cavity of the adsorption tank (400), the exhaust port is arranged at the top of the adsorption tank (400), and the air inlet is arranged at the bottom of the side wall of the adsorption tank (400).
5. The machine pump equipment raw material recycling skid-mounted equipment according to claim 4, wherein: the working pump (500) is a pneumatic pump or a hand pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011527669.8A CN112705515B (en) | 2020-12-22 | 2020-12-22 | Skid-mounted equipment for recycling raw materials of pump equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011527669.8A CN112705515B (en) | 2020-12-22 | 2020-12-22 | Skid-mounted equipment for recycling raw materials of pump equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112705515A CN112705515A (en) | 2021-04-27 |
| CN112705515B true CN112705515B (en) | 2023-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011527669.8A Active CN112705515B (en) | 2020-12-22 | 2020-12-22 | Skid-mounted equipment for recycling raw materials of pump equipment |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102225411B (en) * | 2011-04-14 | 2013-03-13 | 合肥国化石油环保有限公司 | Oil tank cleaning unit |
| CN202355984U (en) * | 2011-07-29 | 2012-08-01 | 海湾环保工程（北京）股份有限公司 | A skid-mounted oil and gas recovery system |
| CN205099344U (en) * | 2015-11-07 | 2016-03-23 | 张洪岐 | Sled dress formula sump oil, wastewater recovery device |
| JP6277358B2 (en) * | 2015-12-21 | 2018-02-14 | 横田エンジニアリング株式会社 | Vapor collection device, vapor collection method, and tank cleaning method |
| CN106944443A (en) * | 2017-04-18 | 2017-07-14 | 成都佳辉蓉达环保科技有限公司 | The buried tank purging system in gas station |
| CN108505973A (en) * | 2018-04-24 | 2018-09-07 | 黑龙江省豪利斯科技股份有限公司 | A kind of closed integrated automatic control system of cleaning environmental protection recycling |
| CN108499304A (en) * | 2018-05-03 | 2018-09-07 | 江苏润宇环境工程有限公司 | Petroleum vapor recovery cleaning device |
| CN208757309U (en) * | 2018-08-28 | 2019-04-19 | 兰州卓越化工材料有限公司 | A kind of deodorization skid integrated apparatus |
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2020
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Denomination of invention: A type of pump equipment raw material recycling pry mounted equipment Granted publication date: 20230613 Pledgee: Bank of China Limited Wuxi Taihu Xincheng sub branch Pledgor: Wuxi meidunda refining equipment Co.,Ltd. Registration number: Y2024980014037 |